National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Light Rain

52°F

11°C

Humidity 86%
Wind Speed NW 8 mph
Barometer 30.17 in (1022.0 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 1 Apr 4:56 pm EDT
Extended Forecast for

2 Miles SW Grant Mills NY

Flood Watch April 1, 05:33pm until April 1, 08:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch April 1, 05:33pm until April 1, 08:00pm

    NOW until 8:00pm Wed

    Flood Watch

  • This Afternoon

    High: 58 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers. Low around 38. North wind around 5 mph becoming light and variable. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 38 °F

    Showers

  • Thursday

    Thursday: Showers likely, mainly before 9am. Mostly cloudy, with a high near 39. Southeast wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 39 °F

    Showers
    Likely then
    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers, mainly between 8pm and 2am. Mostly cloudy, with a low around 35. Southeast wind around 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Chance
    Showers

  • Friday

    Friday: A slight chance of showers after 2pm. Mostly cloudy, with a high near 65. Southwest wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 65 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers before 2am. Mostly cloudy, with a low around 51. Chance of precipitation is 20%.

    Low: 51 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Showers likely after 2pm. Mostly cloudy, with a high near 68. Chance of precipitation is 60%.

    High: 68 °F

    Mostly Cloudy
    then Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 48. Chance of precipitation is 60%.

    Low: 48 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
A chance of showers. Mostly cloudy, with a high near 58. North wind around 6 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers. Low around 38. North wind around 5 mph becoming light and variable. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Showers likely, mainly before 9am. Mostly cloudy, with a high near 39. Southeast wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday Night
A chance of showers, mainly between 8pm and 2am. Mostly cloudy, with a low around 35. Southeast wind around 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A slight chance of showers after 2pm. Mostly cloudy, with a high near 65. Southwest wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Friday Night
A slight chance of showers before 2am. Mostly cloudy, with a low around 51. Chance of precipitation is 20%.
Saturday
Showers likely after 2pm. Mostly cloudy, with a high near 68. Chance of precipitation is 60%.
Saturday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 48. Chance of precipitation is 60%.
Sunday
Showers. High near 58. Chance of precipitation is 80%.
Sunday Night
Showers likely before 8pm. Mostly cloudy, with a low around 29. Chance of precipitation is 60%.
Monday
Partly sunny, with a high near 40.
Monday Night
Partly cloudy, with a low around 25.
Tuesday
Partly sunny, with a high near 38.
Tuesday Night
Partly cloudy, with a low around 19.
Wednesday
Sunny, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Grant Mills NY
 42.06°N 74.71°W (Elev. 2201 ft)
Last Update:
3:23 pm EDT Apr 1, 2026
Forecast Valid:
5pm EDT Apr 1, 2026-6pm EDT Apr 8, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation